<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <form action="/wq" method="post">
        用户名:<input type="text" name="username"></br>
            密码:<input type="password" name="password" ></br>
            邮箱:<input type="text" name="email" ></br>
            <input type="submit" value="登录">
    </form>
</body>
</html>